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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2179 kernel security and bug fix update 24 June 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kernel Publisher: Red Hat Operating System: Red Hat Impact/Access: Root Compromise -- Existing Account Access Privileged Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2020-12657 CVE-2020-0543 Reference: ESB-2020.2070 ESB-2020.2057 ESB-2020.2006 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:2667 https://access.redhat.com/errata/RHSA-2020:2669 Comment: This bulletin contains two (2) Red Hat security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2020:2667-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2667 Issue date: 2020-06-23 CVE Names: CVE-2020-12657 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat CodeReady Linux Builder EUS (v. 8.1) - aarch64, ppc64le, x86_64 Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body (CVE-2020-12657) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * [FJ8.2 Bug]: kernel: retrieving process core dump of the init process (PID 1) fails (BZ#1821377) * Stand-alone CPU Linpack test reports bad residual on HPC Cluster node(s) while running RHEL 8 (BZ#1827618) * missing version.h dependency for modpost may cause build to fail (BZ#1828228) * RHEL8.2 Pre-Beta - net/ibmvnic: Fix typo in retry check (BZ#1828708) * efi: kernel panic during ltp fs test - read_all -d /sys -q -r 10 (BZ#1829526) * RHEL8.2 Beta - SMC-R connection with vlan-id fails (BZ#1830895) * RHEL8.1 - RHEL8.1 kernel 4.18.0-147.3.1.el8.bz181950_test001.ppc64le+debug failed during LPM test (p8/p9):idahop08:LPM (vtpm) (BZ#1831663) * s390/pci: fix bugs related to MIO instruction usage (BZ#1834690) * RHEL8.2 Alpha - ISST-LTE:PowerVM: vNIC DLPAR crashes the LPAR (ibmvnic) (BZ#1836232) * kernel: hw: provide reporting and microcode mitigation toggle for CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840685) * [Hyper-V][RHEL8.2] Update netvsc driver (BZ#1842485) * block layer: update to v5.3 (BZ#1842872) * netfilter: backports from upstream (BZ#1845041) 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1832866 - CVE-2020-12657 kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v. 8.1): Source: kernel-4.18.0-147.20.1.el8_1.src.rpm aarch64: bpftool-4.18.0-147.20.1.el8_1.aarch64.rpm bpftool-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-core-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-cross-headers-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-core-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-devel-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-modules-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-modules-extra-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-devel-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-headers-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-modules-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-modules-extra-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-tools-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-tools-libs-4.18.0-147.20.1.el8_1.aarch64.rpm perf-4.18.0-147.20.1.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm python3-perf-4.18.0-147.20.1.el8_1.aarch64.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm noarch: kernel-abi-whitelists-4.18.0-147.20.1.el8_1.noarch.rpm kernel-doc-4.18.0-147.20.1.el8_1.noarch.rpm ppc64le: bpftool-4.18.0-147.20.1.el8_1.ppc64le.rpm bpftool-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-core-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-cross-headers-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-core-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-devel-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-modules-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-modules-extra-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-devel-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-headers-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-modules-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-modules-extra-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-tools-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-tools-libs-4.18.0-147.20.1.el8_1.ppc64le.rpm perf-4.18.0-147.20.1.el8_1.ppc64le.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm python3-perf-4.18.0-147.20.1.el8_1.ppc64le.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm s390x: bpftool-4.18.0-147.20.1.el8_1.s390x.rpm bpftool-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm kernel-4.18.0-147.20.1.el8_1.s390x.rpm kernel-core-4.18.0-147.20.1.el8_1.s390x.rpm kernel-cross-headers-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-core-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-devel-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-modules-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debug-modules-extra-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-147.20.1.el8_1.s390x.rpm kernel-devel-4.18.0-147.20.1.el8_1.s390x.rpm kernel-headers-4.18.0-147.20.1.el8_1.s390x.rpm kernel-modules-4.18.0-147.20.1.el8_1.s390x.rpm kernel-modules-extra-4.18.0-147.20.1.el8_1.s390x.rpm kernel-tools-4.18.0-147.20.1.el8_1.s390x.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-core-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-devel-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-modules-4.18.0-147.20.1.el8_1.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-147.20.1.el8_1.s390x.rpm perf-4.18.0-147.20.1.el8_1.s390x.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm python3-perf-4.18.0-147.20.1.el8_1.s390x.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.s390x.rpm x86_64: bpftool-4.18.0-147.20.1.el8_1.x86_64.rpm bpftool-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-core-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-cross-headers-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-core-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-devel-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-modules-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-modules-extra-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-devel-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-headers-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-modules-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-modules-extra-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-tools-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-tools-libs-4.18.0-147.20.1.el8_1.x86_64.rpm perf-4.18.0-147.20.1.el8_1.x86_64.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm python3-perf-4.18.0-147.20.1.el8_1.x86_64.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm Red Hat CodeReady Linux Builder EUS (v. 8.1): aarch64: bpftool-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm kernel-tools-libs-devel-4.18.0-147.20.1.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm kernel-tools-libs-devel-4.18.0-147.20.1.el8_1.ppc64le.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debug-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-tools-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm kernel-tools-libs-devel-4.18.0-147.20.1.el8_1.x86_64.rpm perf-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm python3-perf-debuginfo-4.18.0-147.20.1.el8_1.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-12657 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/solutions/5142691 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXvIAItzjgjWX9erEAQilTxAAo4i4Ywtl8f1g3E2FH0Xol0svdk+eh/je ol5PSM/UOIzECYxsHWCqC9njhkilHdHqVWGwkBxkzceqs6t9jTzW7quHUKm372kB paAuhieyIvi9Jop2LMY8Z/uoQWk5z9qBRqs3vNQBfcCQf2tVrFwwrPQw3sfmO8rR Mj7TGBBaSwEpdqQ71T5J/rEJ6bYb79xPOAdyqteswPcg68hm1TwrHn8qE7hxbD+3 N2WrpjzfonBkCkgOIQiu/ip6pz+AoThwv0frD8PwXc3Gcyv7/5sIT7fnL4X02ePt 3ct1y/SeoHBtlFIuk+coYnCZZng9kUaAK0Kp0s4JORGPd8A7sleerRGmhZBLJL08 sgyXVi0Fgby8wyDAO50Hd5ruY1onyHSxmJtl8iQOuGrnhC3d4E30AzzVK5cuzyAJ hdZ4zbpm8DRKZHdZAW5CMH7lK/esyg4yfaCR8nW4p6xY5nri6Ai0ci3mqMMjmc1j Hs5nGEsGhcm6qn9xUCVGTvxdwZmDAWZILw/f9Vdb+h1VjFh5+Tx5No4GX5z09exb ZvhMwfZeoEGHVflkXo1K2Rp7dYVr5Du/nego/FK/+m240+z3WvI/fw36zsZiAPn2 WI7oI/EZ3SRs5D2pn23m86uKlaa5JCxKTMYaTNinTm0gps2c5WnH+5BDZQ9DjJX0 BC+EOF+2nNQ= =4Umz - -----END PGP SIGNATURE----- - ----------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2020:2669-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2669 Issue date: 2020-06-23 CVE Names: CVE-2020-12657 ===================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - ppc64le, x86_64 3. Description: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fix(es): * kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body (CVE-2020-12657) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1832866 - CVE-2020-12657 kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v. 8.1): Source: kpatch-patch-4_18_0-147-1-14.el8.src.rpm kpatch-patch-4_18_0-147_0_2-1-10.el8.src.rpm kpatch-patch-4_18_0-147_0_3-1-10.el8.src.rpm kpatch-patch-4_18_0-147_13_2-1-1.el8_1.src.rpm kpatch-patch-4_18_0-147_3_1-1-10.el8_1.src.rpm kpatch-patch-4_18_0-147_5_1-1-5.el8_1.src.rpm kpatch-patch-4_18_0-147_8_1-1-3.el8_1.src.rpm ppc64le: kpatch-patch-4_18_0-147-1-14.el8.ppc64le.rpm kpatch-patch-4_18_0-147-debuginfo-1-14.el8.ppc64le.rpm kpatch-patch-4_18_0-147-debugsource-1-14.el8.ppc64le.rpm kpatch-patch-4_18_0-147_0_2-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-147_0_2-debuginfo-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-147_0_2-debugsource-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-147_0_3-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-147_13_2-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_13_2-debuginfo-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_13_2-debugsource-1-1.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_3_1-1-10.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_5_1-1-5.el8_1.ppc64le.rpm kpatch-patch-4_18_0-147_8_1-1-3.el8_1.ppc64le.rpm x86_64: kpatch-patch-4_18_0-147-1-14.el8.x86_64.rpm kpatch-patch-4_18_0-147-debuginfo-1-14.el8.x86_64.rpm kpatch-patch-4_18_0-147-debugsource-1-14.el8.x86_64.rpm kpatch-patch-4_18_0-147_0_2-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-147_0_2-debuginfo-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-147_0_2-debugsource-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-147_0_3-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-147_13_2-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_13_2-debuginfo-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_13_2-debugsource-1-1.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_3_1-1-10.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_5_1-1-5.el8_1.x86_64.rpm kpatch-patch-4_18_0-147_8_1-1-3.el8_1.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-12657 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXvIAPdzjgjWX9erEAQiUew/6A3kcmKagbBnSbfu0iSYDnqbMZaIJF8mh +tWUuF2FsOK8mwJmuy+KU4r6usiXfgQA4Q4z+KvvGO2AsK3ZWz7bbj7jrlOPZMVx 1ddJK0g9Kj6BKnPZnc+I98ZgGtxxW5hBmKSvq/0M9aLmparVehcLK9tLaxB8cFvw w7bqkCGuFZZtg0Y4gFoePr8gZDg54nTfco8aUNBwf/cRdjtrC6w1SQFToI7/HCZc nk3tN2Kc7cyVcE4N2aZXJDPgt7qAq9SIC5QJy9QyN7wgIvJinn6KDqQTnXEwga8f vt+t8X/lo5f3XbMfxu4KXDCYRmv/kqxpDzJpw6gecNwSKIgj2J85W1mUSLY/SUTy snBp4wvAANLHlbucltD1D+jfmLfWIw03hERXpgqgbAAHMqGVWwnB8NVfD6j3jZ5l MXlu5ASxQztmVGVMXuSNlzJPWsgQ693Xv66DjAKt7n02WZHANG8m1UyDwvyoj5To ffB8qW0R6s63t2kUxud1UwBPBAZvUnl+dUWviuGAfeEyKo1Qr5jBelJ5oHWbzdlL 6tpQmyvxE3dz+sEWZ/jX/yhaxA2u3lDesUbUIKmYuEtOblcDpaXuDpVA6Mw6l301 69Hn81dQDdRy3KWO2jXxYx1mBl9HraqMl14h+drVaw5prXyfuaJ/V57ovzzojcdL zNzgcyGUWng= =AtXQ - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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